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LA TECH / Biology / BIOS 102 / Which organisms are not classified as consumers in a food chain?

Which organisms are not classified as consumers in a food chain?

Which organisms are not classified as consumers in a food chain?

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School: Louisiana Tech University
Department: Biology
Course: Fundamentals of Biology II (BISC 102-001)
Professor: Joe stake
Term: Fall 2015
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Cost: 50
Name: Test 4 Review
Description: Biology 102 Test Review (Exact questions on test) Chapters 22 Community Ecology & Chapter 23 Ecosystem Ecology 11.3.15 1. Which of the following is not a reason that pollinators are considered keysto
Uploaded: 11/03/2015
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Biology 102 Test Review (Exact questions on test)


which statement is not a reason that pollinators are considered keystone species?



Chapters 22 Community Ecology & Chapter 23 Ecosystem Ecology 11.3.15

1. Which of the following is not a reason that pollinators are  considered keystone species?

D. Pollinators have more complex social structures and  division of labor

2. Which of the following species is NOT likely to be considered a keystone species?

B. A fish species that specializes in eating only a few aquatic plant species and doesn’t form

3. Which of the following does NOT describe a keystone species? A. A species that always occupies the highest tropic levels in community We also discuss several other topics like Are Herbivorous organisms at the bottom of the food chain?

4. Which   of   the   following   statements   are   TRUE   about   energy transfer?


which of these is a part of the ecosystem of vermont's maple sugar–providing region?



C.     Energy   is   lost   between   trophic   levels   as   heat, metabolism, and waste

5. Which of the following is NOT a correct statement about food chains?

D. Food chains are often complex and intertwined

6. Just   as   cows   consume   grass   for   nourishment,   bees consume________

D. A&B

7. Which of the following organisms would NOT be classified as consumers in a food chain?

B. Blueberry bushes

8. Which   of   the   following   best   explains   why   herbivorous organisms   are   more   energetically   efficient   than   those   that consume meat?

E. Herbivorous organisms are at the bottom of the food chain


bees are a colonial species and live in hives with thousands of other bees. which description is an example of commensalism?



If you want to learn more check out the main producers in aquatic environments are _______. a. phytoplankton b. zooplankton c. kelp d. fish

9. Food chains are an important part of an ecosystem a food chain shows__________ If you want to learn more check out pitt peoplesoft number

D.  A&B

10. Which of the following ecosystems would NOT  be affected by a decrease in bee population?

E. all of the above would be affected by a decrease in bee population

11. Which   of   the   following   is   an   example   of   a   mutualistic interaction between species?

D.  A&B

12. Which   of   the   following   examples   does   not   describe   a predation event?

D. a producer creates energy from sunlight

13. Bees are a colonial species and live in hives with thousands of   other   bees.     Which   of   the   following   is   an   example   of commensalism? We also discuss several other topics like ucsc login

B.  A bee hive in the trunk of a tree

14. Although   they   are   not   native   to   the   US,   honeybees   have successfully competed for

D. All of the above

15. The relationship between the bee and the bacteria living in D. Mutualism

16. Which   of   the   following   is     part   of   the   ecosystem   of Vermont’s maple climate change?

E. All of the above

17. Which of the following statements is NOT a characteristic or effect of climate change?

a. Global warming is the only type of climate change 18. Temperature   is   an   important   physical   feature   of   an ecosystem.     Which   option   below   shows   a   correct,   direct relationship   between   temperature   and   organisms   in   an environment?

D.     Arctic   temperatures   are   increasing;   the   red   fox   is expanding in its habitat to compete with the Arctic fox

19. Which of the following are consequences of Artic ice melting due to global warming? If you want to learn more check out What is the diet of carnivores?

E. All of the above

20. Why   are   the   extinctions   of   1,103   organisms   predicted   to occur due to global warming?

C. This number represents organisms that will be unable to move   to   more   suitable   habitats   where   global   warming causes their current habitats to become unsuitable

21. Which   of   these   are   examples   of   the   effects   of   rising temperatures?

B. Plants are blooming earlier in the year

22. Which   of   the   following   properly   states   the   relationship between global temperature and global CO2 levels?

C. In the past 140 years, temperatures increase rapidly

23. The   relationship   between   global   warming   and   greenhouse gases is ________

E.  the more greenhouse gases the greater the amount of heat trapped from Earth’s surface

24. Human   actions   have   altered   the   global   carbon   cycle by_______

E.  All of the above

25. The flow of carbon in an ecosystem is similar to the flow of energy in an ecosystem TRUE/FALSE?

c. False; carbon cycle and energy flows in a direction through the ecosystem

26. Which of these would need to be accounted for in a carbon footprint?

E.  A&B

27. The   carbon   cycle   is   the   movement   of   carbon   atoms   via natural processes such as_________

D. Decomposition, photosynthesis, respirationIf you want to learn more check out When did modern Homo Sapiens arrive?

28. Slash­   and­burn   agriculture   affects   global   warming by_______

C. removing photosynthetic organisms from the environment, thereby increasing CO2 in the environment

29. How do scientists measure changes in the levels of global atmospheric CO2?

C. they take the ice core samples that allow measurements of CO2 over hundreds of years

30. A television show about conspiracy theories is discussing global warming claiming it’s a myth that CO2 levels have risen over the last thousand years.   Which evidence would be most useful to use educating the producers to convince them that global warming is not a myth?

a. Ice cores

31. What makes an organism a keystone species?

c. its loss would negatively impact the community and ecosystem

32. Which is NOT necessarily true of a keystone species? D. it is the most abundant species in the community

33. Which   plant   grouping   relies   heavily   on   bee   or   insect pollination?

D. Angiosperms

34. Why are angiosperms important to honeybees? B. Pollen is a source of food

35. Pollen is found on this part of the flower

a. Anthers

36. Which is NOT true of consumers?

C. they are photosynthetic

37. A food web describes

B. the intersection of multiple food chains in a community

38. An omnivore is 

E. A plant and animal eater

39. Symbioses describes

D. species living in close association with each other

40. __________ occurs when one species benefits while another species is harmed, while ________ is when one species benefits while another species is unharmed

D. Parasitism; commensalism

41. Scientists   monitor   seasoned   changes   in   angiosperms   by examining

C. First flowering date

42. Which of the following BEST describes an ecosystem?

E.  The plant, animal, and bacterial life plus the physical and chemical environment in an area

43. Why would a plant species go extinct but an animal survive when temperature change alters a habitat?

C. Animals are more mobile than plants

44. Increase in global gases 

E.  Trap heat in Earth’s atmosphere

45. All   of   the   following   are   true   of   the   greenhouse   effect EXCEPT 

C. High CO2 levels are contributing to global warming

46. Carbon dioxide has rapidly increased in

D. last 100 years

47. As a consequence of global warming

E. some plants and animals will be negatively affected and others will be positively affected

48. Which land mass is showing the most dramatic increase in surface temperature in recent years?

B. Arctic

49. Why are increased temperatures in the Artic a threat to polar bears?

E. All of the above

50. Which processes regulate the natural Carbon cycle on our plant?

D. photosynthesis, respiration, and decompostion

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